Yokohama, Japan

Toshiyuki Watanabe

This inventor holds 72 USPTO granted patents and 2 published patent applications and 7 EPO patents, primarily in Image Forming Apparatus (CPC class G03G). Top assignees: Kabushiki Kaisha Toshiba, Bridgestone Corporation, Canon Kabushiki Kaisha. Active years: 1985-2022.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Watanabe. Retrieved from https://idiyas.com/inventor/toshiyuki-watanabe

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 72 

% Patents Active = 76.4

 

Average Co-Inventor Count = 2.4

ph-index = 12

Forward Citations = 618(Granted Patents)

Forward Citations (Not Self Cited) = 544(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Tokorozawa, JP (1985)
  • Yamagata, JP (1992)
  • Sagamihara, JP (1998)
  • Katsushika-ku, JP (1999)
  • Kawasaki, JP (2008 - 2010)
  • Atsugi, JP (1998 - 2011)
  • Tokyo, JP (1986 - 2012)
  • Mishima, JP (2012 - 2013)
  • Mishima, JM (2013)
  • Shibuya-ku, JP (2013)
  • Kodaira, JP (1992 - 2016)
  • Kanagawa, JP (2002 - 2016)
  • Yokohama, JP (1986 - 2021)
  • Higashiyamato, JP (2018 - 2022)

Company Filing History:

goldMedal19 out of 53,262 
 
Kabushiki Kaisha Toshiba
 patents
silverMedal16 out of 5,194 
 
Bridgestone Corporation
 patents
bronzeMedal13 out of 92,994 
 
Canon Kabushiki Kaisha
 patents
4. 6 out of 1,033 
 
Kabushiki Kaisha Topcon
 patents
5. 4 out of 652 
 
Tomy Company, Ltd.
 patents
6. 3 out of 22,398 
 
3M Innovative Properties Company
 patents
7. 3 out of 36,684 
 
Nec Corporation
 patents
8. 2 out of 602 
 
Anritsu Corporation
 patents
9. 2 out of 2 
 
Nihon Doro Kodan
 patents
10. 2 out of 747 
 
Nuflare Technology, Inc.
 patents
11. 2 out of 2 
 
Sumikin Bussan Corporation
 patents
12. 1 out of 2,281 
 
Adv Antest Corporation
 patents
13. 1 out of 8 
 
All Nippon Airways, Co., Ltd.
 patents
14. 1 out of 504 
 
Bridgestone Tire Company Limited
 patents
15. 1 out of 200 
 
Daiichi Pharmaceutical Co., Ltd.
 patents
16. 1 out of 164 
 
Ntt Electronics Corporation
 patents
17. 1 out of 18 
 
Sanki Engineering Co., Ltd.
 patents
18. 1 out of 58,145 
 
Sony Corporation
 patents
19. 1 out of 14 
 
Sumiden Opcom, Ltd.
 patents
20. 1 out of 38 
 
Yuasa Corporation
 patents
21. 1 out of 1 
 
Zennikku Motor Service Co., Ltd.
 patent
where one patent can have more than one assignee

Years Active: 1985-2022

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Areas of Expertise:
Image Forming Apparatus
Pneumatic Tire
Mask Inspection
Inspection Method
Electrophotographic
Recording Medium
Thermal Insulating Material
Silicon Alloy
Pattern Inspection
Defect Inspection
Mobile Terminal
Catalytic Converter
72 patents (USPTO):Explore Patents

Title: Toshiyuki Watanabe: Innovator and Patent Holder

Introduction

Toshiyuki Watanabe, based in Yokohama, Japan, is a prominent inventor with an impressive portfolio of 67 patents. His innovative contributions span various fields, showcasing his expertise in both automotive and electronic technologies.

Latest Patents

Watanabe's recent inventions include a tire designed with a unique tread surface featuring circumferential grooves, which enhance performance and safety. This tire incorporates a shoulder land portion with a first width direction groove that communicates with the tread's ground contact edge, ensuring optimal functionality. Additionally, a fixing device developed by Watanabe consists of a cylindrical film, a support member, a heating member, and a pressing member. This device efficiently heats a recording medium while applying pressure, thus improving the quality of printed outputs through advanced thermal conductive materials.

Career Highlights

Throughout his career, Toshiyuki Watanabe has significantly impacted major companies such as Kabushiki Kaisha Toshiba and Bridgestone Corporation. His work has contributed to advancements in technology and engineering, making him a respected figure in the industry.

Collaborations

Watanabe has collaborated with notable colleagues, including Hideo Tsuchiya and Toru Tojo. These partnerships have fostered innovation and propelled the development of groundbreaking technologies.

Conclusion

Toshiyuki Watanabe's dedication to innovation and his impressive array of patents underline his significance in the technological landscape. With ongoing advancements and collaborations, Watanabe continues to push the boundaries of engineering, leaving a lasting legacy in his field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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